489584511

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{179}}^1\times {\mathrm{241}}^1$

素因数の和:536

約数の個数: 48

約数和(自身を含む): 776936160

約数和(自身を除く): 287351649

約数列:

[1, 3, 9, 13, 39, 97, 117, 179, 241, 291, 537, 723, 873, 1261, 1611, 2169, 2327, 3133, 3783, 6981, 9399, 11349, 17363, 20943, 23377, 28197, 43139, 52089, 70131, 129417, 156267, 210393, 225719, 303901, 388251, 560807, 677157, 911703, 1682421, 2031471, 2735109, 4184483, 5047263, 12553449, 37660347, 54398279, 163194837, 489584511]

約数ペア:

[(1, 489584511), (3, 163194837), (9, 54398279), (13, 37660347), (39, 12553449), (97, 5047263), (117, 4184483), (179, 2735109), (241, 2031471), (291, 1682421), (537, 911703), (723, 677157), (873, 560807), (1261, 388251), (1611, 303901), (2169, 225719), (2327, 210393), (3133, 156267), (3783, 129417), (6981, 70131), (9399, 52089), (11349, 43139), (17363, 28197), (20943, 23377)]